 |
| |||
| 風向指示器 (fūkō-shijiki) | |||
| |||
| 風向指示器 (fūkō-shijiki) River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
| אנגלית אוצר מילים | |||
| |||
| WDI | |||
| |||
| An indicator that is in the form of a truncated cone made of fabric and that is not less than 12 ft long and, at the larger end, not less than 3 ft in diameter, so constructed as to give a clear indication of the direction of surface wind and a general indication of wind speed; An actuated device for indicating visually to aircraft the direction of surface wind | |||
